CN211141343U - Subway construction gantry crane hoist and mount buffer stop - Google Patents
Subway construction gantry crane hoist and mount buffer stop Download PDFInfo
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- CN211141343U CN211141343U CN201922110190.3U CN201922110190U CN211141343U CN 211141343 U CN211141343 U CN 211141343U CN 201922110190 U CN201922110190 U CN 201922110190U CN 211141343 U CN211141343 U CN 211141343U
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Abstract
The utility model discloses a subway construction gantry crane hoisting anti-collision device, which relates to the technical field of subway hoisting, and comprises a cross beam and a gantry crane pillar, wherein one end of the cross beam is connected with the side wall of the pillar, a gantry crane frame is connected below the cross beam, one side of the gantry crane frame is provided with an anti-collision mechanism and is arranged on the gantry crane pillar; the anti-collision device comprises a fixed base, the fixed base is fixed on a gantry crane pillar, and a damping structure is arranged on one side, close to the gantry crane frame, of the fixed base; shock-absorbing structure includes that the symmetry sets up the telescopic link at the fixed baseplate both ends, all overlaps on the telescopic link to be equipped with reset spring, and the one end that fixed baseplate was kept away from to two telescopic links is connected with the sliding plate, and the opposite side both ends of sliding plate are equipped with crash bar respectively, and the other end of two crash bar is connected with the anticollision groove. The anti-collision device can reduce the collision between the hoisting mechanism and the support frame, reduce the damage of the hoisting mechanism and prolong the service life of hoisting of the gantry crane.
Description
Technical Field
The utility model relates to a subway hoist and mount field specifically is a subway construction gantry crane hoist and mount buffer stop.
Background
The gantry crane belongs to a hoisting machine, and is a machine which makes cyclic and intermittent motion, and a working cycle comprises the following components: the object taking device lifts an object from an object taking place, then moves horizontally to a specified place to drop the object, and then moves reversely to return the object taking device to the original position so as to carry out next circulation.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a subway construction gantry crane hoist and mount buffer stop, this buffer stop can reduce the collision of hoisting machine structure and support frame, reduces hoisting machine structure's damage, increases the life that gantry crane hoisted.
The purpose of the utility model is realized through the following technical scheme:
a hoisting anti-collision device of a gantry crane for subway construction comprises a cross beam and a gantry crane pillar, wherein one end of the cross beam is connected with the side wall of the gantry crane pillar, a gantry crane frame is connected below the cross beam, one side of the gantry crane frame is provided with an anti-collision mechanism, and the anti-collision mechanism is arranged on the gantry crane pillar; the anti-collision mechanism comprises a fixed base, the fixed base is fixed on the gantry crane support, and a damping structure is arranged on one side, close to the gantry crane frame, of the fixed base; the damping structure comprises telescopic rods symmetrically arranged at two ends of the fixed base, wherein the telescopic rods are sleeved with return springs, one ends of the telescopic rods, far away from the fixed base, are connected with a sliding plate, two ends of the other side of the sliding plate are respectively provided with an anti-collision rod, and the other ends of the two anti-collision rods are connected with anti-collision grooves.
By adopting the technical scheme, the beam and the gantry crane strut of the anti-collision device are used for providing a support for the anti-collision mechanism; the fixed base of the anti-collision mechanism is provided with a damping structure, and the telescopic rods of the damping mechanism, which are symmetrically arranged at the two ends of the fixed base, are respectively sleeved with a return spring for reducing the impact force transmitted from the anti-collision groove and a return sliding plate so as to respond to the impact force of the next gantry crane frame; the anti-collision device has the advantages that the collision between the hoisting mechanism and the supporting frame can be reduced, the damage of the hoisting mechanism is reduced, and the service life of hoisting of the gantry crane is prolonged.
Preferably, the gantry crane frame is connected with the cross beam through a rail, the two ends of the gantry crane frame are both provided with anti-collision sleeves, and the bottom end of the gantry crane frame is connected with a lifting hook through a steel strand.
Through adopting above-mentioned technical scheme, the removal of portal crane frame on the crossbeam can be realized through the track to portal crane frame, and the both ends of portal crane frame all are equipped with the anticollision cover, can reduce the impact force with the anticollision groove, and the bottom of portal crane frame is connected with the lifting hook through steel strand wires for hang and put the article.
Preferably, the top ends of the two anti-collision sleeves are respectively fixed with a fixing rod, and the top ends of the two fixing rods are connected with a sliding block capable of sliding on the track.
By adopting the technical scheme, the fixed rods are fixed at the top ends of the two anti-collision sleeves, so that a pulling force can be applied to the gantry crane frame, and the gantry crane frame is prevented from collapsing due to overlarge gravity of a heavy object used for a lower crane; the top ends of the two fixed rods are connected with sliding blocks capable of sliding on the rails, and the sliding blocks can provide a guiding function for the gantry crane frame and move along the direction of the rails.
Preferably, the shock-absorbing structure cover is equipped with hollow crashproof shell, crashproof shell's one end with fixed baseplate fixed connection.
Through adopting above-mentioned technical scheme, crashproof shell and unable adjustment base fixed connection for prevent that the shock-absorbing structure in the crashproof shell from exposing outside, take place the corrosion or be stained with too many flying dust, and influence whole shock-absorbing structure's shock attenuation effect.
Preferably, the two ends of the sliding plate are respectively fixed with a sliding block, the two sides of the inner wall of the anti-collision shell are respectively provided with a sliding groove matched with the sliding block, and the sliding block can slide on the sliding groove.
Through adopting above-mentioned technical scheme, the slider of sliding plate and the spout phase-match of crashproof shell's inner wall, the design can let the sliding plate pass through shock-absorbing structure round trip movement in crashproof shell like this to this reduces the friction of sliding plate and crashproof shell.
Preferably, the cross-sectional shape of the anti-collision groove is of a semicircular structure, an anti-collision pad is arranged in an inner groove of the anti-collision groove, and the cross-sectional shape of the anti-collision groove is matched with the end face shape of the gantry crane frame.
Through adopting above-mentioned technical scheme, the cross sectional shape of anticollision groove and the terminal surface shape looks adaptation of gantry crane frame, and be equipped with the crashproof pad in the inner groovy of anticollision groove, can let the terminal surface parcel of gantry crane frame that the anticollision groove can be fine to can let the better reduction gantry crane frame of buffer stop to its impact force.
Preferably, a hydraulic rod is arranged between the two telescopic rods, one end of the hydraulic rod is connected with the fixing base, an anti-collision top plate is fixed to the other end of the hydraulic rod, a hydraulic cylinder is arranged on one side, away from the anti-collision rod, of the fixing base, and the hydraulic cylinder is matched with the hydraulic rod.
Through adopting above-mentioned technical scheme, the pneumatic cylinder uses with the cooperation of hydraulic stem, can make the crashproof roof can realize flexible effect.
Preferably, the one end that the crashproof roof kept away from the hydraulic stem is connected with the cushion, the one end that the sliding plate kept away from the crashproof pole is equipped with the buffering cushion.
Through adopting above-mentioned technical scheme, the connection cushion of hydraulic stem and the buffering cushion cooperation of sliding plate are used, and the hydraulic stem can give a buffering of sliding plate, reduces the impact force that produces when colliding.
The utility model has the advantages that:
1. the beam and the gantry crane strut of the anti-collision device are used for providing a bracket for the anti-collision mechanism; the fixed base of the anti-collision device is provided with a damping structure, and the telescopic rods of the damping structure, which are symmetrically arranged at the two ends of the fixed base, are respectively sleeved with a return spring for reducing the impact force transmitted from the anti-collision groove and a return sliding plate so as to respond to the impact force of the next gantry crane frame; the anti-collision device has the advantages that the collision between the hoisting mechanism and the supporting frame can be reduced, the damage of the hoisting mechanism is reduced, and the service life of hoisting of the gantry crane is prolonged.
2. The gantry crane frame can realize the movement of the gantry crane frame on the cross beam through the rail, the two ends of the gantry crane frame are provided with the anti-collision sleeves, the impact force with the anti-collision grooves can be reduced, and the bottom end of the gantry crane frame is connected with the lifting hook through the steel strand for lifting and placing objects; the top ends of the two anti-collision sleeves are respectively fixed with a fixed rod, so that a pulling force can be applied to the gantry crane frame, and the gantry crane frame is prevented from collapsing due to overlarge gravity of a heavy object used for a lower crane; the top ends of the two fixed rods are connected with sliding blocks capable of sliding on the rails, and the sliding blocks can provide a guiding function for the gantry crane frame and move along the direction of the rails.
3. The anti-collision shell is fixedly connected with the fixed base and used for preventing the shock absorption structure in the anti-collision shell from being exposed outside and being rusted or stained with too much flying dust to influence the shock absorption effect of the whole shock absorption structure; the sliding block of the sliding plate is matched with the sliding groove on the inner wall of the anti-collision shell, so that the sliding plate can move back and forth in the anti-collision shell through the damping structure, and friction between the sliding plate and the anti-collision shell is reduced.
4. The cross section shape of the anti-collision groove is matched with the end face shape of the gantry crane frame, and the anti-collision pad is arranged in the inner groove of the anti-collision groove, so that the anti-collision groove can well wrap the end face of the gantry crane frame, and the impact force of the gantry crane frame on the anti-collision device can be better reduced; the hydraulic cylinder is matched with the hydraulic rod for use, so that the anti-collision top plate can achieve the telescopic effect; the connection cushion of hydraulic stem and the buffering cushion cooperation of sliding plate use, and the hydraulic stem can give a buffering for the sliding plate, reduces the impact force that produces when colliding.
Drawings
FIG. 1 is a schematic structural view of an anti-collision device of a hoisting anti-collision device of a gantry crane for subway construction of the utility model;
FIG. 2 is a schematic view of a connection structure of the hoisting anti-collision device of the gantry crane for subway construction of the utility model;
FIG. 3 is a schematic view of the connection structure of the anti-collision device of the gantry crane hoisting anti-collision device for subway construction of the utility model;
FIG. 4 is a schematic view of a gantry crane frame connection structure of the gantry crane hoisting anti-collision device for subway construction of the utility model;
fig. 5 is the utility model relates to a subway construction portal crane hoist and mount buffer stop's sliding plate structure intention.
In the figure, 1-beam, 2-gantry crane column, 3-gantry crane frame, 4-fixed base, 5-telescopic rod, 6-reset spring, 7-hydraulic rod, 8-crashproof top plate, 9-sliding plate, 10-crashproof rod, 11-crashproof groove, 12-crashproof shell, 13-sliding block, 14-sliding groove, 15-hydraulic cylinder, 16-rubber cushion, 17-buffering rubber cushion and 101-crashproof cushion.
Detailed Description
The technical solution of the present invention is described in further detail below with reference to the accompanying drawings, but the scope of the present invention is not limited to the following description.
As shown in fig. 1 to 5, the anti-collision device for hoisting of the gantry crane in subway construction comprises a beam 1 and a gantry crane pillar 2, wherein one end of the beam 1 is connected with the side wall of the gantry crane pillar 2, a gantry crane frame 3 is connected below the beam 1, one side of the gantry crane frame 3 is provided with an anti-collision mechanism, and the anti-collision mechanism is arranged on the gantry crane pillar 2; the anti-collision mechanism comprises a fixed base 4, the fixed base 4 is fixed on a gantry crane pillar 2, the center of the fixed base 4 and the center of the gantry crane frame 3 are on the same horizontal line, and a damping structure is arranged on one side, close to the gantry crane frame 3, of the fixed base 4; the damping structure comprises telescopic rods 5 symmetrically arranged at two ends of a fixed base 4, a return spring 6 is sleeved on each telescopic rod 5, one end of each telescopic rod 5, far away from the fixed base 4, is connected with a sliding plate 9, two ends of the other side of each sliding plate 9 are respectively provided with an anti-collision rod 10, and the other end of each anti-collision rod 10 is connected with an anti-collision groove 11; the beam 1 and the gantry crane strut 2 of the anti-collision device are used for providing a support for the anti-collision mechanism; the fixed base 4 of the anti-collision device is provided with a damping structure, the telescopic rods 5 and the telescopic rods 5 symmetrically arranged at the two ends of the fixed base 4 of the damping structure are respectively sleeved with a return spring 6 for reducing the impact force transmitted from the anti-collision groove 11 and a return sliding plate 9 so as to cope with the impact force of the gantry crane frame 3 at the next time; the anti-collision device has the advantages that the collision between the hoisting mechanism and the supporting frame can be reduced, the damage of the hoisting mechanism is reduced, and the service life of hoisting of the gantry crane is prolonged.
When the anti-collision device is implemented specifically, the anti-collision device comprises a cross beam 1 and gantry crane pillars 2, a gantry crane is a common hanger used in a construction site, the cross beam 1 is arranged on the two gantry crane pillars 2, only one gantry crane pillar 2 is described herein, and the other gantry crane pillar has the same structural function as the described gantry crane pillar. One end of the crossbeam 1 is connected with the side wall of the gantry crane pillar 2, the gantry crane frame 3 is connected below the crossbeam 1, the crossbeam 1 and the gantry crane pillar 2 provide a support frame for the anti-collision device, an anti-collision mechanism is arranged on one side of the gantry crane frame 3, the anti-collision mechanism is arranged on the gantry crane pillar 2, and the anti-collision mechanism mainly reduces the impact force of the gantry crane frame 3 on the gantry crane pillar 2 and reduces the damage of the gantry crane frame 3. The anti-collision mechanism comprises a fixed base 4, the fixed base 4 is fixed on the gantry crane support column 2, and the center of the fixed base 4 and the center of the gantry crane frame 3 are on the same horizontal line, so that the shock absorption structure on the fixed base 4 can be matched with the gantry crane frame 3 for use, and the effect of design is achieved. A damping structure is arranged on one side of the fixed base 4 close to the gantry crane frame 3; when an object is hoisted by the gantry crane frame 3, the bottom end of the gantry crane frame 3 is connected with a lifting hook 32 through a steel strand, after the object to be hoisted is hoisted by the lifting hook 32 of the gantry crane frame 3, then the gantry crane frame 3 is connected with the cross beam 1 through a rail 34, rail wheels arranged on the gantry crane frame 3 can move on the rail 34, simultaneously, two ends of the gantry crane frame 3 are respectively provided with an anti-collision sleeve 31, the impact force between the gantry crane frame 3 and an anti-collision mechanism is reduced, the top ends of the two anti-collision sleeves 31 are respectively fixed with a fixed rod 33, the top ends of the two fixed rods 33 are connected with a sliding block capable of sliding on the rail 34, on one hand, the fixed rod 33 can provide a pulling force for the gantry crane frame 3 to enable the gantry crane frame 3 to bear larger gravity, on the other hand, the top ends of the fixed rods 33 are respectively provided with a sliding block capable of, the gantry crane carriage 3 is moved in the direction of the rails 34.
Further, the gantry crane 3 with the hoisted objects moves along the rail 34 on the cross beam 1 under the action of an external driving force, wherein the external driving force can be motor driving, and for the prior art, the description is not repeated in the technology. When the gantry crane frame 3 moves to be close to the gantry crane pillar 2, the collision avoidance mechanism is contacted. The anti-collision mechanism comprises a fixed base 4, the fixed base 4 is fixed on a gantry crane pillar 2, the center of the fixed base 4 and the center of the gantry crane frame 3 are on the same horizontal line, and a damping structure is arranged on one side, close to the gantry crane frame 3, of the fixed base 4; shock-absorbing structure sets up the telescopic link 5 at fixed baseplate 4 both ends including the symmetry, all the cover is equipped with reset spring 6 on telescopic link 5, the one end that fixed baseplate 4 was kept away from to two telescopic links 5 is connected with sliding plate 9, the opposite side both ends of sliding plate 9 are equipped with crash bar 10 respectively, the other end of two crash bar 10 is connected with anticollision groove 11, in order to avoid shock-absorbing structure directly to expose in the outside, shock-absorbing structure cover is equipped with hollow anticollision shell 12, the one end and the 4 fixed connection of fixed baseplate of anticollision shell 12, reduce shock-absorbing structure and take place the corrosion or be stained with too many flying dusts, and influence whole shock-absorbing structure's shock. When the one end of portal crane frame 3 moved on track 34, can take place contact collision with crashproof groove 11, in order to avoid portal crane frame 3 and crashproof groove 11 directly to collide, the cross-sectional shape of crashproof groove 11 is semi-circular structure, the side that crashproof pole 10 was kept away from to crashproof groove 11 is equipped with crashproof pad 101, and the cross-sectional shape of crashproof groove 11 and the terminal surface shape looks adaptation of portal crane frame 3, the terminal surface of portal crane frame 3 can be with the cross-sectional shape looks adaptation of crashproof groove 11, contact when crashproof pad 101 that is equipped with on crashproof groove 11 collided with the anticollision cover 31 of portal crane frame 3 simultaneously, can reduce the impact force, reduce the damage of portal crane frame 3 to crashproof groove 11. The gantry crane frame 3 is in contact with the anti-collision groove 11, and due to the fact that an object is hung on the gantry crane frame 3, large impact force can be generated on the anti-collision groove 11, the anti-collision groove 11 is subjected to the impact force of the gantry crane frame 3, the anti-collision groove 11 can be transmitted, and the force of the anti-collision groove 11 can be transmitted to the sliding plate 9 through the arranged anti-collision rod 10. The length of sliding plate 9 is less than the length of crashproof shell 12, and the vertical both ends of sliding plate 9 all are fixed with slider 13, the spout 14 with slider 13 assorted has all been seted up to crashproof shell 12's inner wall both sides, the power of conveying to sliding plate 9 can compress telescopic link 5, telescopic link 5 contracts, sliding plate 9 also can compress reset spring 6 simultaneously, according to the relation of momentum and the momentum of physics, reset spring 6 and telescopic link 5 work together can play the effect of buffering to sliding plate 9, slider 13 on the sliding plate 9 can slide on the spout 14 of crashproof shell 12's inner wall setting simultaneously, reduce the friction of sliding plate 9 and crashproof shell 12, so that in the time of reset spring 6 recovery deformation, can promote sliding plate 9 to get back to original state.
Further, when the sliding plate 9 compresses the telescopic rods 5 and the return spring 6, in order to ensure that the telescopic rods 5 are not damaged by pressure, under the condition of considering that the impact force is large, a hydraulic rod 7 is arranged between the two telescopic rods 5, one end of the hydraulic rod 7 is connected with the fixed base 4, the other end of the hydraulic rod 7 is fixed with a crash-proof top plate 8, one side of the fixed base 4, which is far away from the crash-proof rod 10, is provided with a hydraulic cylinder 15, the hydraulic cylinder 15 is matched with the hydraulic rod 7, when the sliding plate 9 is compressed to a certain degree, the sliding plate 9 is contacted with the hydraulic rod 7 so as to block the transmitted large impact force, in order to reduce the recoil force between the sliding plate 9 and the hydraulic rod 7, one end of the hydraulic rod 7 is fixed with the crash-proof top plate 8, one end of the crash-proof top plate 8, which is far away from the hydraulic rod 7, is connected with a rubber pad 16, one end of the sliding plate, therefore, the recoil function between the damping device and the damping device is reduced, and the damping device is prevented from being damaged. When the gantry crane frame 3 is far away from the gantry crane pillar 2, the reset spring 6 gives a force for restoring the initial state to the sliding plate 9 when restoring deformation, and meanwhile, the hydraulic cylinder 15 is started to drive the hydraulic rod 7 to ascend and drive the sliding plate 9 to restore to the initial state together with the reset spring 6, so that the next impact on the anti-collision groove 11 by the gantry crane frame 3 is responded, the damage to the gantry crane frame 3 is reduced, and the service life of hoisting by the gantry crane is prolonged.
The foregoing is illustrative of the preferred embodiments of the present invention, and it is to be understood that the invention is not limited to the precise forms disclosed herein, and that various other combinations, modifications, and environments may be resorted to, falling within the scope of the invention as defined by the appended claims. But that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention, which is to be limited only by the claims appended hereto.
Claims (8)
1. The anti-collision device for hoisting of the gantry crane in subway construction is characterized by comprising a cross beam (1) and a gantry crane pillar (2), wherein one end of the cross beam (1) is connected with the side wall of the gantry crane pillar (2), a gantry crane frame (3) is connected below the cross beam (1), one side of the gantry crane frame (3) is provided with an anti-collision mechanism, and the anti-collision mechanism is arranged on the gantry crane pillar (2);
the anti-collision mechanism comprises a fixed base (4), the fixed base (4) is fixed on the gantry crane pillar (2), and a damping structure is arranged on one side, close to the gantry crane frame (3), of the fixed base (4);
shock-absorbing structure sets up including the symmetry telescopic link (5) at fixed baseplate (4) both ends, all overlap on telescopic link (5) and be equipped with reset spring (6), two telescopic link (5) are kept away from the one end of fixed baseplate (4) is connected with sliding plate (9), the opposite side both ends of sliding plate (9) are equipped with crash bar (10) respectively, two the other end of crash bar (10) is connected with anticollision groove (11).
2. The subway construction gantry crane hoisting anti-collision device as claimed in claim 1, wherein the gantry crane frame (3) is connected with the cross beam (1) through a rail (34), anti-collision sleeves (31) are arranged at both ends of the gantry crane frame (3), and the bottom end of the gantry crane frame (3) is connected with a lifting hook (32) through a steel strand.
3. The hoisting anti-collision device for the subway construction gantry crane as claimed in claim 2, wherein fixing rods (33) are fixed to the top ends of the two anti-collision sleeves (31), and the top ends of the two fixing rods (33) are connected with sliding blocks capable of sliding on the rails (34).
4. The hoisting anti-collision device for the subway construction gantry crane as claimed in claim 1, wherein said shock-absorbing structure is sleeved with a hollow anti-collision shell (12), and one end of said anti-collision shell (12) is fixedly connected with said fixed base (4).
5. The hoisting anti-collision device for the subway construction gantry crane according to claim 4, wherein two ends of the sliding plate (9) are respectively fixed with a sliding block (13), two sides of the inner wall of the anti-collision shell (12) are respectively provided with a sliding groove (14) matched with the sliding block (13), and the sliding block (13) can slide on the sliding groove (14).
6. The hoisting anti-collision device for the metro construction gantry crane according to claim 1, wherein the cross-sectional shape of the anti-collision groove (11) is a semicircular structure, an anti-collision pad (101) is arranged in an inner groove of the anti-collision groove (11), and the cross-sectional shape of the anti-collision groove (11) is matched with the end surface shape of the gantry crane frame (3).
7. The hoisting anti-collision device for the subway construction gantry crane according to claim 1, wherein a hydraulic rod (7) is arranged between two telescopic rods (5), one end of the hydraulic rod (7) is connected with the fixed base (4), the other end of the hydraulic rod (7) is fixed with an anti-collision top plate (8), one side, away from the anti-collision rod (10), of the fixed base (4) is provided with a hydraulic cylinder (15), and the hydraulic cylinder (15) is matched with the hydraulic rod (7).
8. The hoisting collision-prevention device for the subway construction gantry crane according to claim 7, wherein a rubber cushion (16) is connected to one end of the collision-prevention top plate (8) far away from the hydraulic rod (7), and a buffering rubber cushion (17) is arranged at one end of the sliding plate (9) far away from the collision-prevention rod (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922110190.3U CN211141343U (en) | 2019-11-30 | 2019-11-30 | Subway construction gantry crane hoist and mount buffer stop |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922110190.3U CN211141343U (en) | 2019-11-30 | 2019-11-30 | Subway construction gantry crane hoist and mount buffer stop |
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| CN211141343U true CN211141343U (en) | 2020-07-31 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114148923A (en) * | 2021-11-25 | 2022-03-08 | 南京龙潭铁路有限公司 | Automatic braking and anti-skidding device for portal crane safety protection for container in port and wharf |
-
2019
- 2019-11-30 CN CN201922110190.3U patent/CN211141343U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114148923A (en) * | 2021-11-25 | 2022-03-08 | 南京龙潭铁路有限公司 | Automatic braking and anti-skidding device for portal crane safety protection for container in port and wharf |
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